﻿using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.Runtime.InteropServices;
using System.ComponentModel.Design;
using Microsoft.VisualStudio.Shell.Interop;
using Microsoft.VisualStudio.Shell;
using EnvDTE80;
using EnvDTE;

namespace Lexware.Tools.ProjectPropertyOverview
{
    /// <summary>
    /// This is the class that implements the package exposed by this assembly.
    ///
    /// The minimum requirement for a class to be considered a valid package for Visual Studio
    /// is to implement the IVsPackage interface and register itself with the shell.
    /// This package uses the helper classes defined inside the Managed Package Framework (MPF)
    /// to do it: it derives from the Package class that provides the implementation of the 
    /// IVsPackage interface and uses the registration attributes defined in the framework to 
    /// register itself and its components with the shell.
    /// </summary>
    // This attribute tells the PkgDef creation utility (CreatePkgDef.exe) that this class is
    // a package.
    [PackageRegistration(UseManagedResourcesOnly = true)]
    // This attribute is used to register the informations needed to show the this package
    // in the Help/About dialog of Visual Studio.
    [InstalledProductRegistration("#110", "#112", "1.0", IconResourceID = 400)]
    // This attribute is needed to let the shell know that this package exposes some menus.
    [ProvideMenuResource("Menus.ctmenu", 1)]
    [ProvideToolWindow(typeof(ProjectPropertiesToolWindow))]
    [Guid(GuidList.GuidProjectPropertiesV2PkgString)]

    [ProvideOptionPage(typeof(ToolOptions), "Project Property Overview", "Default Settings", 101, 106, true)]

    public sealed class ProjectPropertiesV2Package : Package
    {
        private DTE2 _applicationObject;
        private ToolWindowPane _toolWindowPane;
        private ToolOptions _toolOptions;

        /// <summary>
        /// Default constructor of the package.
        /// Inside this method you can place any initialization code that does not require 
        /// any Visual Studio service because at this point the package object is created but 
        /// not sited yet inside Visual Studio environment. The place to do all the other 
        /// initialization is the Initialize method.
        /// </summary>
        public ProjectPropertiesV2Package()
        {
            Trace.WriteLine(string.Format(CultureInfo.CurrentCulture, "Entering constructor for: {0}", ToString()));
        }



        /////////////////////////////////////////////////////////////////////////////
        // Overriden Package Implementation
        #region Package Members

        /// <summary>
        /// Initialization of the package; this method is called right after the package is sited, so this is the place
        /// where you can put all the initilaization code that rely on services provided by VisualStudio.
        /// </summary>
        protected override void Initialize()
        {
            Trace.WriteLine (string.Format(CultureInfo.CurrentCulture, "Entering Initialize() of: {0}", ToString()));
            base.Initialize();

            // Add our command handlers for menu (commands must exist in the .vsct file)
            OleMenuCommandService mcs = GetService(typeof(IMenuCommandService)) as OleMenuCommandService;
            if ( null != mcs )
            {
                // Create the command for the menu item.
                CommandID menuCommandId = new CommandID(GuidList.GuidProjectPropertiesV2CmdSet, (int)PkgCmdIdList.CmdIdProjectProperties);
                MenuCommand menuItem = new MenuCommand(MenuItemCallback, menuCommandId );
                mcs.AddCommand( menuItem );
            }

            _applicationObject = (DTE2)GetService(typeof(DTE));

             _toolWindowPane = FindToolWindow(typeof(ProjectPropertiesToolWindow), 0, true);
             ((ToolWindowControl)_toolWindowPane.Window).ApplicationObject = _applicationObject;


            // Load Settings
            _toolOptions = (ToolOptions)GetDialogPage(typeof (ToolOptions));
            IDictionary<string, DefaultConfigurationPropertyItem> defaultConfigurationProperties =
                ProjectProjectConfigurationConstants.PredefinedConfigurationPropertiesAsDict;

            defaultConfigurationProperties[ProjectProjectConfigurationConstants.TreatwarningsAsErrors].Value =
                    _toolOptions.TreatWarningsAsErrors;
            defaultConfigurationProperties[ProjectProjectConfigurationConstants.WarningLevel].Value =
                _toolOptions.WarningLevel;
            defaultConfigurationProperties[ProjectProjectConfigurationConstants.PlatformTarget].Value =
                _toolOptions.PlatformTarget;
            defaultConfigurationProperties[ProjectProjectConfigurationConstants.RunCodeAnalysis].Value =
                _toolOptions.RunCodeAnalysis;
        }
        #endregion

        /// <summary>
        /// This function is the callback used to execute a command when the a menu item is clicked.
        /// See the Initialize method to see how the menu item is associated to this function using
        /// the OleMenuCommandService service and the MenuCommand class.
        /// </summary>
        private void MenuItemCallback(object sender, EventArgs e)
        {
            // Show a Message Box to prove we were here
            //IVsUIShell uiShell = (IVsUIShell)GetService(typeof(SVsUIShell));
            //Guid clsid = Guid.Empty;

            if ((null == _toolWindowPane) || (null == _toolWindowPane.Frame))
            {
                throw new NotSupportedException();
            }

            IVsWindowFrame windowFrame = (IVsWindowFrame)_toolWindowPane.Frame;
            Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(windowFrame.Show());
        }
    }
}
